Advertisements
Advertisements
Question
Taking hydrogen peroxide, how would you prepare oxygen in the laboratory ?
Advertisements
Solution
Take manganese dioxide in a round bottom flask and add hydrogen peroxide drop by drop to it, which acts ; a catalyst as shown in the figure. Collect oxygen by downward displacement of water.
APPEARS IN
RELATED QUESTIONS
What happens when a glowing splinter is introduced in a jar containing oxygen ?
What happens when oxygen gas is passed through alkaline pyrogallol solution ?
How is oxygen naturally renewed in air ?
The natural way of adding oxygen to air which involves green plants is called
What happens when Magnesium burns in oxygen ? Also give the balanced chemical equation for the reaction.
State two characteristics of Basic oxides.
Complete and balance the following equation
Al + O2 →
Statement given below is incorrect. Write the correct statement :
Oxygen is prepared in laboratory by treating hydrogen oxide with manganese dioxide.
State any four physical properties of oxygen gas.
Give reasons for the following:
patients suffering from lung problems are kept in an oxygen tent.
